New report: Explosive growth changes salmon industry
...tect wild salmon resources and the fishery that so many people depend on." ...The sturdier sex? -- Study by Pittsburgh scientists finds female stem cells work better
...lso looked for differences related to estrogen. In many ways the male and female stem cells were similar, Dr. Deasy said. "The major difference was what we observed after exposing the cells to stress or after cell transplantation in the animals that have muscular dystrophy. Transplantation of female ce...Scripps research study shows humans and plants share common regulatory pathway
...way. "In reality," he said, "there are only so many ways to accomplish related biological responses." The study also showed that a heat shock protein, HSP90, helped stabilize Nod1. "Inhibiting HSP90 resulted in a significant reduction of Nod1 protein levels," Ulevitch said. "That clearly sugge...The penalty of having a sister -- why sibling sex matters for male saiga antelopes
... a sub-optimal birth weight. Saiga males mate with many females and face strong male-male competition during short mating seasons. This means that size matters for males - being smaller than average is one of the major limiting factors for reproductive success. Aline Kühl from Imperial College London...Researchers identify ovarian cancer biomarkers
...mor vasculature, or blood vessel, profiling. While many of the genes identified in this analysis have been...vel proteins. "In some cases, these are genes that many people have never worked on before," Buckanovich says. ...Individual differences in a clock gene predict decline of performance during sleep deprivation
...shift workers struggle to stay awake, during which many accidents related to sleepiness occur. But the scientists also emphasize that the new research was conducted in the laboratory, and whether forms of the PERIOD3 gene also predict individual differences in the tolerance to night-shift work remains to ...Imaging pinpoints brain regions that 'see the future'
...ning the future may be a critical prerequisite for many higher-level planning processes. Other study co...ring the past and envisioning the future draw upon many of the same neural mechanisms. Previous speculation has been based largely on the anecdotal observat...New player in commitment to life as a fat cell
... up in the joints. "These findings are novel in many aspects," said Iphigenia Tzameli of Harvard Medical School, one of the study's first authors. "This enzyme was originally known in association with the catabolism of purines into uric acid, the production of reactive oxygen species, and its involveme...New details on how the immune system recognizes influenza
... NIAID Director Anthony S. Fauci, M.D. "It reveals many gaps in our knowledge of influenza viruses and indicates where we need to focus our attention." The analysis drew upon a much larger effort called the Immune Epitope Database and Analysis Resources Program, which began in 2004 after NIAID awarded L...LIAI completes world's most comprehensive analysis on influenza virus data
...cientists identified epitopes that were similar in many influenza strains. "This is important because the...nfluenza vaccine with greater cross protection for many different viruses." Sette said the study found hundreds of similar epitopes among the different vi...OHSU surgeon implants donated tissue allografts
...re and coordinate. This new cooperation will allow many more of our patients, suffering with complex joint... very well could be a lifetime of painlessness for many patients who otherwise would be suffering from often-debilitating pain and arthritis." Pete Jenki...Tracking sperm whales and jumbo squid
...m whales play in oceanic ecosystems and fisheries, many aspects of their lifestyle—including feeding and hunting—are as mysterious today as they were when Melville made the following observation in Moby-Dick: "For though other species of whales find their food above water, and may be seen by man in the ac...Study calculates patient time costs associated with cancer care
... the United States and that this cost derives from many sources ?." The editorial writers also note that these calculations do not address the emotional cost cancer patients and their families endure. Even accounting for patient time costs, "we know we have greatly underestimated the true cost of the d...Type of stem cell found to reside in transplanted lungs
...marrow, but rather that they reside ?sometimes for many years ?in the lungs. The researchers also found that these cells have the capacity to differentiate into multiple connective tissue cell types. One of the most telling findings was that, in cases where the transplant donor and recipient were not o...Woman's Day and For Womens of Science
...dison Declaration summarizes a year-long effort by many of the world's leading mercury scientists, assembled into four expert panels, to review and synthesize the major mercury science findings. Every member of all four scientific panels endorsed the declaration, he said. Wiener added that all 1,150 par...Mercury contamination of fish warrants worldwide public warning
...dison Declaration summarizes a year-long effort by many of the world's leading mercury scientists, assembled into four expert panels, to review and synthesize the major mercury science findings. Every member of all four scientific panels endorsed the declaration, he said. Wiener added that all 1,150 par...Farmed salmon could become an invasive species in forest streams
... as steelhead. "Given the precarious state of many of our native salmon stocks," explains Bisson, "it seems prudent to be safe rather than sorry, and to be diligent in monitoring any reports of Atlantic salmon in Pacific Northwest streams whether in national forests or in state and private forests." ...NT researchers discover breakthrough in malaria treatment
...s in the tropical countries of our region and puts many Australian travelers at risk of disease. Vivax malaria is becoming increasingly resistant to standard treatments, but few studies have determined the best way of treating it. In collaboration with partners at the Indonesian Ministry of Health, t...Mimicking how the brain recognizes street scenes
...changes in pose, illumination, size, position, and many other variations in appearances. Even a child's brain handles these contradictory tasks easily in rapid object recognition. Pixel-like information enters from the retina and passes in a fast feed-forward, bottom-up sweep through the hierarchical a......, issue of the journal Science. Penicillin and many newer antibiotics work by blocking a piece of the ...en well studied. Although scientists have spent many years identifying bacterial components whose structural features might have weaknesses that can be e...